change to acl_read module for supporting dirsync module

Nadezhda Ivanova nivanova at samba.org
Wed Mar 9 02:34:20 MST 2011


Hi Matthieu,
I have a couple of questions about this patch. I need to understand better
what you need to do here, but I am in a hurry now. I'll catch you on IRC
when we both have time, later today or tomorrow.
Regards,
Nadya

On Wed, Mar 9, 2011 at 11:08 AM, Matthias Dieter Wallnöfer <mdw at samba.org>wrote:

> ekacnet,
>
> I've also looked about this patch - two comments:
>
>   * Is there a real reason that the module has to be located below the
>     ACL one? I'm raising this thought since if there is none we could
>     save us an additional control and simply put it higher. We really
>     need to start avoiding controls where not strictly necessary.
>     Another way could be to use the new "trusted/untrusted" mechanism
>     for getting "replPropertyMetaData".
>   * I've also performed a quick review of the control implementation
>     and I've noticed some type problems:
>         o The counter variables aren't appropriate yet. LDB objects
>           are counted as "unsigned int". That means the following in
>           the downto manner: for (i >= ...num_values - 1; i !=
>           (unsigned) - 1; i--).
>         o On "for (i=0; i < rmd.ctr.ctr1.count; i++) {" "i" should be
>           "uint32_t" since we are working os DSR stuff.
>         o "functional_level" in "struct dirsync_control" should be
>           typed as "int".
>         o "addedAttributes" I would type as "unsigned int" (the same
>           as "num_elements" in LDB).
>
> Otherwise your work really seems very promising. Also the problem with the
> partition control should be sorted out as soon tridge finishes my patchset
> review.
>
> Cheers,
> Matthias
>
>
> Matthieu Patou wrote:
>
>> Hello Nadya,
>>
>> Can you have a look at this:
>>
>>
>> http://git.samba.org/?p=mat/samba.git;a=blobdiff;f=source4/dsdb/samdb/ldb_modules/acl_read.c;h=e7c54c970bd0ff9aaa8f1e5e85e7754bb845a7c6;hp=cde6d11c75bd07d4f6dd032e9f01d2b8e78eb2a9;hb=a53c047602aa60dca71ac1c42e5b5263b046d107;hpb=370d40b848b18bdceeda06f156662860a525615d
>>
>> And tell me if you are OK, basically it's about not to return LDB_SUCCESS
>> when a searched attribute is not accessible but instead to remove the
>> replPropertyMetaData attribute to give the signal to dirsync that the user
>> didn't have an access on this object and so an empty DN with just the
>> objectGUID should be returned.
>>
>> Matthieu.
>>
>>
>


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